Home / 31,652.74-43,679.14-17,309.77

Finding the Fourth Proportional to 31,652.74, 43,679.14 and 17,309.77

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Solution

The fourth proportional to 31,652.74, 43,679.14 and 17,309.77 is: 23,886.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652.74 : 43,679.14 = 17,309.77 : x
  2. Step 2: Convert to fraction form
    31,652.74/43,679.14 = 17,309.77/x
  3. Step 3: Cross multiply
    31,652.74x = 43,679.14 × 17,309.77
  4. Step 4: Simplify right side
    31,652.74x = 756,075,867.20
  5. Step 5: Solve for x
    x = 756,075,867.20/31,652.74
  6. Step 6: Final answer
    x = 23,886.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.